public class Er011 {

	public static void main(String[] args) {
		int a = 20;
		double b = 98.34;
		System.out.println("a + b ="+(a+b));
		System.out.println("a - b ="+(a-b));
		System.out.println("a * b ="+(a*b));
		System.out.println("a / b ="+(a/b));
	}
}
